-13/24 because u have to multiply to get the same denominator which would end up being -15/24 and 2/24 add that to get -13/24
Answer:
300 seconds = 5 minutes
Step-by-step explanation:
At first convert the time in minutes which is
5.75 * 60 = 345 seconds
No as the average is 345 seconds at starts from 45 so we subtract that time from 45 seconds
345-45 = 300 seconds (Mean)
So 300 seconds = 300/60 = 5 minutes
So the Accurate mean is 5 minutes
The period of a sinusoid

is

, so any range such that

will give two complete periods.
The answer is down below following the order 6~9
6. A
7. C
8.C
9. D
What’s the question is there supposed to be a picture because their isn’t